This report was informed by three data studies:

Aurora Solar Proprietary Data Study

Findings for all data pertaining to Aurora Solar’s data — project count and system size — examines 2021 and 2022, year over year, with the following parameters:

• The state region is based on U.S. Census Regions.
• Project counts are based on the number of residential projects created in Aurora.
• Project size looks up the median size of residential projects designed in Aurora. Since each project may contain multiple designs, only the most recent design is used.
• Project pricing looks up the median price per watt (cash price) of residential projects quoted in Aurora. It excludes outliers.
• Note: A residential project is one that is marked as “residential” by the user and has a system size of 50kW or less.

Dynata Homeowner Survey

Homeowner insights for this report were obtained via a survey of 1,000 U.S. adult (18+) homeowners conducted by Dynata in January 2023. As the world’s largest first-party data company, Dynata has a global reach of more than 62 million consumers and business professionals, fully permissioned with billions of verified data points. Dynata uses a variety of online sample sources and recruitment measures to invite its respondents and panelists for survey research participation.

Qualtrics Residential Solar Professionals Survey

Residential solar professional insights for this report were obtained via a survey of 898 U.S. solar professionals conducted by Aurora Solar via Qualtrics in February 2023.